content: /**
   * Copyright (c) 2016-present, RxJava Contributors.
   *
   * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in
   * compliance with the License. You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software distributed under the License is
   * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See
   * the License for the specific language governing permissions and limitations under the License.
   */
  
  package io.reactivex.interop.internal.operators;
  
  import org.reactivestreams.*;
  
  import io.reactivex.common.functions.Function;
  import io.reactivex.flowable.Flowable;
  import io.reactivex.flowable.internal.operators.*;
  
  public final class FlowableFlatMapPublisher<T, U> extends Flowable<U> {
      final Publisher<T> source;
      final Function<? super T, ? extends Publisher<? extends U>> mapper;
      final boolean delayErrors;
      final int maxConcurrency;
      final int bufferSize;
  
      public FlowableFlatMapPublisher(Publisher<T> source,
              Function<? super T, ? extends Publisher<? extends U>> mapper,
              boolean delayErrors, int maxConcurrency, int bufferSize) {
          this.source = source;
          this.mapper = mapper;
          this.delayErrors = delayErrors;
          this.maxConcurrency = maxConcurrency;
          this.bufferSize = bufferSize;
      }
  
      @Override
      protected void subscribeActual(Subscriber<? super U> s) {
          if (FlowableScalarXMap.tryScalarXMapSubscribe(source, s, mapper)) {
              return;
          }
          source.subscribe(FlowableFlatMap.subscribe(s, mapper, delayErrors, maxConcurrency, bufferSize));
      }
  }
  